短語(yǔ)詞組短語(yǔ)positive buried arch culvert 上埋式拱涵buried box culvert 溝埋式砼箱涵buried derivation culvert 引水暗涵positive buried culvert 上埋式涵洞buried concrete box culvert 溝埋式砼箱涵buried culvert engineering 埋涵工程buried culvert under roadbed 路基涵洞trench -buried culvert 溝埋式涵管channel -buried culvert 溝埋式涵洞 返回 buried culvert